be动词的用法.docx

be动词的用法be动词的用法be动词是我们英语学习过程中既基础又非常重要的一个内容，以下是带来的be动词的'用法，希望对你有帮助。be的用法口诀我用am,你用are,is连着他，她，它；单数名词用is,复数名词全用are。变疑问，往前提，句末问号莫丢弃。变否定，更简单，be后not莫遗忘。疑问否定任你变，句首大写莫迟疑。be动词的用法：be(be/is/are/am/was/were)vi现在时Iam,youare,heis,weare,youare,theyare(缩略式Im,youre,hes,were,youre,theyre),(否定缩略式Imnot,isnt,arent),过去时Iwas,youwere,hewas,wewere,youwere,theywere(过去时否定缩略式wasnt,werent)z过去分词been,现在分词being英语的“be，是个特别动词;有些语言,如马来文等，并没有“be，这样的动词。“Be，除了原形的“be，之外，还有另外七种形式：am,is,are,been,being,was,were.在句子中，"be,可以是主动词(ThePrincipalVerb)或助动词(TheAuxiliaryVerb)例句对比"Be+现在分词'以组成进行式时态(COntinUOUSTenses),如：15. Tonysmaidiswashinghisnewcar.16. Thechildrenareplayinginthefield.17. SamuelwaseatingwhenIcamein.18. Wehavebeenlivingheresince1959.“情态动词+Be+过去分词似组成被动语态(ThePassiveVoice),:19. Hermoneyinthedrawerwasstolen.20. Anumberofgoodjobsaretakenupbyforeigners.21. DavidstudiedinTaiwanbuthasbeentrainedasalanguagelecturerinAmerica.22. CanallthewonderfulbirdsbefoundinourBirdPark?23. Thedisobedientboywastoldtostandoutsidetheclassroom.24. Stepsarebeingtakentoreducetrafficcongestionduringpeakhours.25. Dishoneststudentswillbeimmediatelydealtwith.